diff options
Diffstat (limited to 'lib/libelf/gelf_phdr.c')
| -rw-r--r-- | lib/libelf/gelf_phdr.c | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/lib/libelf/gelf_phdr.c b/lib/libelf/gelf_phdr.c deleted file mode 100644 index 654b99d..0000000 --- a/lib/libelf/gelf_phdr.c +++ /dev/null @@ -1,178 +0,0 @@ -/*- - * Copyright (c) 2006 Joseph Koshy - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/limits.h> - -#include <gelf.h> -#include <libelf.h> - -#include "_libelf.h" - -Elf32_Phdr * -elf32_getphdr(Elf *e) -{ - return (_libelf_getphdr(e, ELFCLASS32)); -} - -Elf64_Phdr * -elf64_getphdr(Elf *e) -{ - return (_libelf_getphdr(e, ELFCLASS64)); -} - -GElf_Phdr * -gelf_getphdr(Elf *e, int index, GElf_Phdr *d) -{ - int ec; - Elf32_Ehdr *eh32; - Elf64_Ehdr *eh64; - Elf32_Phdr *ep32; - Elf64_Phdr *ep64; - - if (d == NULL || e == NULL || - ((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64) || - (e->e_kind != ELF_K_ELF) || index < 0) { - LIBELF_SET_ERROR(ARGUMENT, 0); - return (NULL); - } - - if (ec == ELFCLASS32) { - if ((eh32 = _libelf_ehdr(e, ELFCLASS32, 0)) == NULL || - ((ep32 = _libelf_getphdr(e, ELFCLASS32)) == NULL)) - return (NULL); - - if (index >= eh32->e_phnum) { - LIBELF_SET_ERROR(ARGUMENT, 0); - return (NULL); - } - - ep32 += index; - - d->p_type = ep32->p_type; - d->p_offset = ep32->p_offset; - d->p_vaddr = (Elf64_Addr) ep32->p_vaddr; - d->p_paddr = (Elf64_Addr) ep32->p_paddr; - d->p_filesz = (Elf64_Xword) ep32->p_filesz; - d->p_memsz = (Elf64_Xword) ep32->p_memsz; - d->p_flags = ep32->p_flags; - d->p_align = (Elf64_Xword) ep32->p_align; - - } else { - if ((eh64 = _libelf_ehdr(e, ELFCLASS64, 0)) == NULL || - (ep64 = _libelf_getphdr(e, ELFCLASS64)) == NULL) - return (NULL); - - if (index >= eh64->e_phnum) { - LIBELF_SET_ERROR(ARGUMENT, 0); - return (NULL); - } - - ep64 += index; - - *d = *ep64; - } - - return (d); -} - -Elf32_Phdr * -elf32_newphdr(Elf *e, size_t count) -{ - return (_libelf_newphdr(e, ELFCLASS32, count)); -} - -Elf64_Phdr * -elf64_newphdr(Elf *e, size_t count) -{ - return (_libelf_newphdr(e, ELFCLASS64, count)); -} - -void * -gelf_newphdr(Elf *e, size_t count) -{ - if (e == NULL) { - LIBELF_SET_ERROR(ARGUMENT, 0); - return (NULL); - } - return (_libelf_newphdr(e, e->e_class, count)); -} - -int -gelf_update_phdr(Elf *e, int ndx, GElf_Phdr *s) -{ - int ec, phnum; - void *ehdr; - Elf32_Phdr *ph32; - Elf64_Phdr *ph64; - - if (s == NULL || e == NULL || e->e_kind != ELF_K_ELF || - ((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64)) { - LIBELF_SET_ERROR(ARGUMENT, 0); - return (0); - } - - if (e->e_cmd == ELF_C_READ) { - LIBELF_SET_ERROR(MODE, 0); - return (0); - } - - if ((ehdr = _libelf_ehdr(e, ec, 0)) == NULL) - return (0); - - if (ec == ELFCLASS32) - phnum = ((Elf32_Ehdr *) ehdr)->e_phnum; - else - phnum = ((Elf64_Ehdr *) ehdr)->e_phnum; - - if (ndx < 0 || ndx > phnum) { - LIBELF_SET_ERROR(ARGUMENT, 0); - return (0); - } - - (void) elf_flagphdr(e, ELF_C_SET, ELF_F_DIRTY); - - if (ec == ELFCLASS64) { - ph64 = e->e_u.e_elf.e_phdr.e_phdr64 + ndx; - *ph64 = *s; - return (1); - } - - ph32 = e->e_u.e_elf.e_phdr.e_phdr32 + ndx; - - ph32->p_type = s->p_type; - ph32->p_flags = s->p_flags; - LIBELF_COPY_U32(ph32, s, p_offset); - LIBELF_COPY_U32(ph32, s, p_vaddr); - LIBELF_COPY_U32(ph32, s, p_paddr); - LIBELF_COPY_U32(ph32, s, p_filesz); - LIBELF_COPY_U32(ph32, s, p_memsz); - LIBELF_COPY_U32(ph32, s, p_align); - - return (1); -} |
